Define the following terms:
$(i)$ Endomysium
$(ii)$ Prostomium

(N/A) $(i)$ Endomysium is the delicate connective tissue layer that surrounds individual muscle fibers.
$(ii)$ Prostomium is a small,fleshy,lobe-like structure present at the anterior end of an earthworm,which acts as a covering for the mouth and is used as a wedge to force open cracks in the soil.